"The Blue Line. Smoke was reported along the stretch between the Kontraktova Ploshcha and Tarasa Shevchenka stations," it said.

A fire brigade and an ambulance arrived at the Kontraktova Ploshcha station.

A fire brigade was on the spot / Photo from UNIAN

The entrance and exit of four stations of the Blue Line, also called Kurenivsko-Chorvonoarmiyska, were closed on Monday evening: Petrivka, Tarasa Shevchenka, Kontraktova Ploshcha, and Pochtova Ploshcha, according to an UNIAN correspondent. The announcement was made at the Palats Sportu station.